A lever is 5m long. The distance from fulcrum to the weight to be lifted is 1m. If the worker pushes on the opposite end with 400N, what is the max weight that can be lifted? l=5m h=1m F=400N F_g=? torque=F_g*l I first must find torque so that I can plug

The weight needed to balance a lever varies inversely with the distance from the fulcrum to the weight. A 120-lb weight is placed on a lever, 5 ft from the fulcrum. What amount of weight, in pounds, should be placed 8 ft from the fulcrum to balance the

A box is lifted with a pry bar, by slipping the bar under the box and lifting up on the bar. If the pry bar is 2m in length and it is grasped at the end, and the box is located at the opposite end, the fulcrum, with its center of gravity at a distance of

A box is lifted with a pry bar, by slipping the bar under the box and lifting up on the bar. If the pry bar is 2m in length and it is grasped at the end, and the box is located at the opposite end, the fulcrum, with its center of gravity at a distance of

A box is lifted with a pry bar, by slipping the bar under the box and lifting up on the bar. If the pry bar is 2m in length and it is grasped at the end, and the box is located at the opposite end, the fulcrum, with its center of gravity at a distance of

1-A car is lifted a certain distance in a service station and therefore has potential energy with respect to the floor. If it were lifted twice as high, how much potential energy would it have? Answer: twice as much 2-Two cars, one twice as heavy as the

An input force of 20 newtons is applied to a lever at a distance of 2 meters from the fulcrum. An object 0.5 m away from the fulcrum (and on the other side) is lifted by the 20-N force. What is the output force? A. 10 N B. 20 N C. 40 N D. 80 N

Nathan and Steven stacked boxes on a shelf. Nathan lifted 13 boxes and Steven lifted 15 boxes. The boxes that Nathan lifted each weighed 12 lb more than the boxes Steven lifted. Which expression represents the total number of pounds Nathan lifted? Let s

Nathan and Steven stacked boxes on a shelf. Nathan lifted 13 boxes and Steven lifted 15 boxes. The boxes that Nathan lifted each weighed 12 lb more than the boxes Steven lifted. Which expression represents the total number of pounds Nathan lifted? Let s

Nathan and Steven stacked boxes on a shelf. Nathan lifted 13 boxes and Steven lifted 15 boxes. The boxes that Nathan lifted each weighed 12 lb more than the boxes Steven lifted. Which expression represents the total number of pounds Nathan lifted? Let s

Two children seat themselves on a seesaw, the one on the left has a weight of 400N whlie the one on the right weighs 300N. The fulcrum is at the midpoint of the seesaw, if the child on the left is not at the end but is 1.5m from the fulcrum, and the seesaw

A weight of 31 N is located a distance of 10.8 cm from the fulcrum of a simple balance beam. At what distance from the fulcrum should a weight of 17 N be placed on the opposite side in order to balance the system?

Find the force (in newton) required to lift a mass of 26 kg load with a wheelbarrow (2nd class lever) with the load at 0.75 m from the fulcrum and being lifted at 1.7 m from the fulcrum, assuming ideal conditions.

1. He has lifted weighs on the stage. 2. He has lifted weight on the stage. 3. He has lifted a weight on the stage. 4. He is lifting weights on the stage. 5. He is lifting weight on the stage. 6. He is lifting a weight on the stage. (Which one is correct?)

a differential band brake has a drum of diameter 800mm. the two ends of the band are fixed to the pins on the opposite sides of the fulcrum of the lever at a distance of a=40mm and b=200mm from the fulcrum. the angle of contact is 270 degree and mue = 0.2

Two objects were lifted by a machine. One object had a mas of 2 kilograms, and was lifted at a speed of 2 m/sec. The other had a mass of 4 kilogram was lifted at a rate of 3 m/sec. ------------------------------------------- a) Which object had more

I have this word problem that I can't figure out. The problem is: A 15 lb weight is positioned 10 in. form a fulcrum. At what distance from the fulcrum must a 12 lb weigt be positioned to keep the scale balanced? The substitute that I had today said that

A uniform 100-N pipe is used as lever. Where the fulcrum (the support point) must be placed if a 500-N weight at one end is to balance a 200-N weight at the other end? What is the reaction force exerted by the support on the pipe?

A uniform, 264-N rod that is 2.05 m long carries a 225-N weight at its right end and an unknown weight W toward the left end. When W is placed 47.9 cm from the left end of the rod, the system just balances horizontally when the fulcrum is located 82.7 cm

A worker sits at one end of a 183-N uniform rod that is 2.80 m long. A weight of 107 N is placed at the other end of the rod. The rod is balanced when the pivot is 0.670 m from the worker. Calculate the weight of the worker

A man lifts various loads with the same lever. The distance of the applied force from the fulcrum is 1.00 m, and the distance from the fulcrum to the load is 0.250 m. What is the mechanical advantage of the lever? What is the ideal mechanical advantage of

A man lifts various loads with the same lever. The distance of the applied force from the fulcrum is 1.00 m, and the distance from the fulcrum to the load is 0.250 m. What is the mechanical advantage of the lever? What is the ideal mechanical advantage of

3. A man lifts various loads with the same lever. The distance of the applied force from the fulcrum is 1.00 m, and the distance from the fulcrum to the load is 0.250 m. What is the mechanical advantage of the lever? What is the ideal mechanical advantage

A worker sits at one end of a 199-N uniform rod that is 2.80 m long. A weight of 120 N is placed at the other end of the rod. The rod is balanced when the pivot is 0.630 m from the worker. Calculate the weight of the worker

A man lifts various loads with the same lever. The distance of the applied force from the fulcrum is 2.00 m and the distance from the fulcrum to the load is 0.500 m. A graph of resistance force vs. effort force is shown. What is the mechanical advantage of

a man lifts various loads with the same lever. The distance of the applied force from the fulcrum is 2.50 m and the distance from the fulcrum to the load is 0.500 m. A graph of resistance force vs. effort force is shown. What is the mechanical advantage of

A fulcrum of a lever (which is placed horizontally) is placed 8 meters from a force of 28 Newton and another force of 14 Newton is placed on the opposite side from the fulcrum. Determine the distance between the forces of 14 Newton from the fulcrum in

A fulcrum of a lever (which is placed horizontally) is placed 8 meters from a force of 28 Newton and another force of 14 Newton is placed on the opposite side from the fulcrum. Determine the distance between the forces of 14 Newton from the fulcrum in

The seesaw principle: As you probably know, any two persons can balance each other when sitting on opposite sides of a seesaw, regardless of their weights. It is only necessary that each person contribute the same moment â€” calculated by multiplying

A person uses a lever to lift a load. The person pushes downward with a force of 17 N a vertical distance of 1.8 m. Under ideal condidtions (no friction, bending, etc.), how high up can a load weighing 610 N be lifted? h(lift)=_____cm

An arrangement of two pulleys, as shown in the figure, is used to lift a 49.6-kg mass a distance of 3.70 m above the starting point. Assume the pulleys and rope are ideal and that all rope sections are essentially vertical. (a) What is the mechanical

An arrangement of two pulleys, as shown in the figure, is used to lift a 49.6-kg mass a distance of 3.70 m above the starting point. Assume the pulleys and rope are ideal and that all rope sections are essentially vertical. (a) What is the mechanical

An arrangement of two pulleys, as shown in the figure, is used to lift a 49.6-kg mass a distance of 3.70 m above the starting point. Assume the pulleys and rope are ideal and that all rope sections are essentially vertical. (a) What is the mechanical

An arrangement of two pulleys, as shown in the figure, is used to lift a 49.6-kg mass a distance of 3.70 m above the starting point. Assume the pulleys and rope are ideal and that all rope sections are essentially vertical. (a) What is the mechanical

An arrangement of two pulleys, as shown in the figure, is used to lift a 49.6-kg mass a distance of 3.70 m above the starting point. Assume the pulleys and rope are ideal and that all rope sections are essentially vertical. (a) What is the mechanical

The box of a well-known breakfast cereal states that one ounce of the cereal contains 129 Calories (1 food Calorie = 4186 J). If 2.55% of this energy could be converted by a weight lifter's body into work done in lifting a barbell, what is the weight of

Two children balance on opposite ends of a seesaw. One child weighs 45 pounds and the other weighs 38 pounds. The distance between them is 10 feet. What is the distance of each child from the fulcrum (the center balance point of the seesaw)? (HINT: The

An arrangement of two pulleys, as shown in the figure, is used to lift a 49.6-kg mass a distance of 3.70 m above the starting point. Assume the pulleys and rope are ideal and that all rope sections are essentially vertical. (a) What is the mechanical

A uniform, 274-N rod that is 2.05m long carries a 225-N weight at its right end and an unknown weight W toward the left end.When W is placed 50.3cm from the left end of the rod, the system just balances horizontally when the fulcrum is located 78.0cm from

two people carry a heavy electric motor by placing it on a light board 2m long.one person lifts at one end with a force of 700N, and the other lifts the opposite end with a force of 400N.Calculate the weight of the motor and determine where its center of

two people carry a heavy electric motor by placing it on a light board 2m long.one person lifts at one end with a force of 700N, and the other lifts the opposite end with a force of 400N.Calculate the weight of the motor and determine where its center of

two people carry a heavy electric motor by placing it on a light board 2m long.one person lifts at one end with a force of 700N, and the other lifts the opposite end with a force of 400N.Calculate the weight of the motor and determine where its center of

A worker tearing down a barn uses a crowbar 4feet long with the shorter end being 2 inches from the fulcrum. If the worker can exert a force of 150lbs at one end of the crowbar, how great a force can be exerted at the other end? (Note the differences in

Susie and Sally are seated on opposing sides of a seesaw. Sally weighs 500 N and is seated a distance of 2 m from the fulcrum (point of rotation). Susie weighs 450 N and is seated a distance of 2.5 m from the fulcrum. Who is being lifted upward?

The plank is 3.6 metres long. It is being used as a lever to lift a 40-kilogram box. This represents a load of 400 newtons. (a) If the fulcrum were placed in the centre of the plank, what downward effort would the man on the right need to apply to raise

Consider a lever rod of length 7.96 m, weight 71 N and uniform density. The lever rod is pivoted on one end and is supported by a cable attached at a point 1.74 m from the other end: ￼￼￼￼￼ ￼￼￼￼The lever rod is in equilibrium at angle of

A force of 60 N is exerted on one end of a 1.0-m-long lever. The other end of the lever is attached to a rotating rod that is perpendicular to the lever. By pushing down on the end of the lever, you can rotate the rod. If the force on the lever is exerted

A uniform bar length of 2.0m and weight 1000 N has its center of gravity at its center. The bar is pivoted 0.5m from the right, and supports a weight of 200N on the opposite end (left end). What is the weight needed at right end of the bar to balance the

Your 50 lb sister is seated at one end of a 12 ft teeter totter. If the fulcrum is in the center, what is the moment of her weight? If you weigh 100 lbs, how far from the fulcrum must you sit in order to balance her? (I thought it may be 6 feet)

in a daring rescue by helicopter, two men with a combined mass of 172 kg are lifted to safety. a)If the helicopter lifts the menstraight up with constant acceleration, is the tension in the rescue cablegreater than, less than, or equalto the combined

Please help me. This is the question. A diver weighing 500N is positioned at the right end of a diving board with a length of 4m and negligible weight. The board is bolted down at the left end while being supported 1.5 m away from the fulcrum. a.)Find the

A bucket begins weighing 15 pounds, including the sand it holds. The bucket is to be lifted to the top of a 50 foot tall building by a rope of negligible weight. However, the bucket has a hole in it, and leaks 0.1 pounds of sand each foot it is lifted.

A bucket begins weighing 30 pounds, including the sand it holds. The bucket is to be lifted to the top of a 25 foot tall building by a rope of negligible weight. However, the bucket has a hole in it, and leaks 0.1 pounds of sand each foot it is lifted.

A bucket begins weighing 15 pounds, including the sand it holds. The bucket is to be lifted to the top of a 50 foot tall building by a rope of negligible weight. However, the bucket has a hole in it, and leaks 0.1 pounds of sand each foot it is lifted.

If a lever has a mechanical advantage of 6, and the distance from the fulcrum to the load is .05m, how far is it from the fulcrum to the effort? I think I'm supposed to use some sort of kinematics formula, but I'm really confused.

1-A car is lifted a certain distance in a service station and therefore has potential energy with respect to the floor. If it were lifted twice as high, how much potential energy would it have? Answer: twice as much 2-Two cars, one twice as heavy as the

A 70 kg man stands at the end of a 12 m long platform. The end opposite to the man rests on the edge of a wall, and a support column is located a distance d = 3 m from the end with the man. The platform itself has a mass of 300 kg. (a) How much weight does

A father and son sitting on opposite sides of a seesaw balance each other. What is the father's weight if he is seated at 0.5m away from fulcrum and son is seated at 1.5m away from the fulcrum and weighs 200N?

An 1567 kg car, being lifted at a steady speed by a crane, hangs at the end of a cable whos radius is .0084. The cable is 5m in length and stretches by .0081 becuase of the weight of the car. What is young's modulus for the cable?

The max. weight M that can be supported by a beam is jointly proportional to its width w and the square of its height h, and inversely proportional to its length L. a) write an equation that expresses the proportionality. b) determine the constant of

In a daring rescue by helicopter, two men with a combined mass of 172-kg are lifted to safety. (a) If the helicopter lifts the men straight up with constant acceleration, is the tension in the rescue cable greater than, less than, or equal to the combined

A uniform rod of weight 5N and lenght 1m is pivoted at a point of 20 cm from one of its ends. A weight is hung from the other end so that te rod balances horizontally. What is the value of the weight? How do I find it if I don't know the weight at the

A 6.9-kg box is being lifted by means of a light rope that is threaded through a single, light, frictionless pulley that is attached to the ceiling.Lifted at a constant speed of 2 m/s. If the box is lifted, at constant acceleration, from rest on the floor

A homeowner is trying to move a stubborn rock from his yard which has a mass of 1025 kg. By using a lever arm (a piece of wooden board) and a fulcrum (or pivot point) the homeowner will have a better chance of moving the rock. The homeowner places the

You Are Out In The Woods And You Need To Move A Boulder That Is In The Way, You Happen To Have A Long 2-by-4 Board With You And You Decide To Use It As A Lever. You Find A Rock To Act As A Fulcrum. Which Of The Following Would Be A Good Thing To Try? I

A uniform, horizontal beam is 5.00m long and has a weight of 200N. The beam is hinged at one end to a wall. A 600N weight is attached to the order end of the beam. The beam is supported by cable at the end opposite the wall. The cable attaches to the wall

5. Select the answer below that best describes how you can increase the intensity of your workout. (1 point) A. exercise more often B. increase the speed of a run, amount of weight lifted, or distance a muscle is stretched C. Increase the length of time of

a worker pushes a box with a horizontal force of 50 N over a level distance of 5m. If a frictional force of 43 N acts on the box in a direction opposite to that of the worker, what was the net work done to the box?

A worker pushes a wheelbarrow with a force of 40 N over a level distance of 6.0 m. If a frictional force of 24 N acts on the wheelbarrow in a direction opposite to that of the worker, what net work is done on the wheelbarrow?

1. A Uniform rod AB 3m long weighing 3 Kg is held horizontally by two strong vertical strings at its ends. A weight of 7 kg is hanging on the rod at a distance of 1m from end A and another weight of 12 Kg is hanging at 0.5 m from end B.(a)Make the free

I need help with this. A frustrated farmer is trying to move a large rock from his land. The stone has a mass of 1275 kg. By using a piece of board as a lever and a fulcrum the farmer will have a better chance of moving the rock. The farmer places the